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Milwaukee 2281-20
14
EN
Technical Data
* applies for 100 % target reflectivity (white painted
wall), low background illumination, 25 ºC
** applies for 10 to 500 % target reflectivity, high back-
ground illumination, - 10 ºC to + 50 ºC
*** Tolerances apply from 0.05 m to 10 m with a confi-
dence level of 95%. The maximum tolerance may
deteriorate to 0.1 mm/m between 10 m to 30 m and to
0.2 mm/m for distances above 30 m
**** applies for 100 % target reflectivity, background
illumination of approximately 30'000 lux
Message Codes
If the message Error does not disappear
after switching on the device repeatedly,
contact the dealer.
If the message InFo appears with a
number, press the Clear button and
observe the following instructions:
Care
• Clean the device with a damp, soft cloth.
• Never immerse the device in water.
• Never use aggressive cleaning agents
or solvents.
Distance measurement
Typical Measuring Tolerance* ± 1.5 mm / 0.06 in ***
Maximum Measuring
Tolerance**
± 2.5 mm / 0.10 in ***
Range of target plate 60 m / 197 ft
Typical Range* 60 m / 197 ft
Range at unfavourable
condition ****
50 m / 164 ft
Smallest unit displayed 0.1 mm / 1/32 in
Ø laser point
at distances
6 / 30 / 40 mm
(10 / 50 / 60 m)
General
Laser class 2
Laser type 635 nm, < 1 mW
Protection class IP54 (dust- and splash
water protected)
Autom. laser switch off after 90 s
Autom. power switch-off after 180 s
Battery durability (2 x AAA) up to 5000 measure-
ments
Dimension (H x D x W) 117 x 57 x 32 mm
4.6 x 2.4 x 1.3 in
Weight (with batteries) 0.14 kg / 4.938 oz
Temperature range:
- Storage
- Operation
-25 to 70 °C
-13 to 158 °F
-10 to 50 °C
14 to 122 °F
Functions
Distance measuring yes
Min/Max measuring yes
Permanent measuring yes
Stake-out yes
Addition/Subtraction yes
Area yes
Volume yes
Pythagoras 2-point, 3-point
Memory 10 displays
Beep yes
Illuminated display yes
Multifunctional endpiece yes
No. Cause Correction
204 Calculation error Perform measurement
again.
252 Temperature too
high
Let device cool down.
253 Temperature too
low
Warm device up.
255 Received signal too
weak, measuring
time too long
Change target surface
(e.g. white paper).
256 Received signal too
high
Change target surface
(e.g. white paper).
257 Too much back-
ground light
Shadow target area.
258 Measurement
outside of meas-
uring range
Correct range.
260 Laser beam inter-
rupted
Repeat measurement.